There are more than a few reasons why OKNA 500 Series windows are regarded among the best-selling windows anywhere in Western NY. Combining the reliability and performance of a foam-filled window, with the energy-efficiency features needed to lower monthly heating & cooling bills, OKNA 500 Double-Hung windows are a perfect option for those seeking looks, reliability and energy-efficient performance.
- Insul-Tec
- Superior U-value thermal performance
- 1000% improved air infiltration prevention
- Innovative warm-edge non-metal Heatseal spacer reduces condensation
- Triple-weatherstripped sashes with a foam-filled frame
- Gorgeous Colonial lines form an exquisite appearance
We understand that choice plays a huge role when shopping for windows in Rochester. To make sure you get exactly the look you're after, Wonder Windows offers these windows in four distinct colors. If there's a specific color you've just got to have, we can special order your color from a seemingly-endless pallet of thousands of pantones.
Durability, long-lasting performance, energy-efficiency, environmentally safe paints and precisely the perfect color; if this is what you demand from your windows, OKNA 500 Series are the perfect option.
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A robust 3.75" welded mainframe is at the backbone of the OKNA 500 Series double-hung windows. They're designed to resist the most common forms of New York weather, while looking great for years in the process.
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All OKNA 500 Series double-hung windows feature strong foam internal insulation. This ensures that your new or replacement windows will give you the peace of mind your family needs, for as long as you have them.
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The smooth turning action and tamper-resistent cam design, make the 500 Series OKNA windows the easiest to open and close, while ensuring many years of worry-free Rochester window performance.
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For even greater security and protection, the 500 Series double-hung windows can be installed with an optional auto-locking mechanism. It's easy to use, affordable and helps you get the most from your replacement windows.
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The OKNA 500 Series incorporates an innovative gasket bulb system, which helps seal in heat and cold air, while providing better acoustic and sound dampering.
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The ventilation latches on the 500 Series from OKNA, are spring loaded and designed to provide the highest level of user-friendliness and reliability.
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A mortised sill dam is attached directly to the window jamb, which further increases both strength and effectiveness, while strongly discouraging the formation of leaks and condensation.
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The fully-integrated lift rail on the OKNA 500 Series, is just one of many features responsible for its clean stylish appearance. The perfect union of window performance and visual appeal.
Interior Options
Our company offers two interior colors in addition to our standard Euro-White to give your home a distinct look.
Optional colors are available at additional cost.
Euro-White
Almond
Exterior Options
Okna Windows offers six exterior stock color selections in addition to the standard Euro-White option to give your house a distinct look and enhance its curb appeal. You can also select custom exterior colors from a virtually unlimited selection of paints. Our paints are environmentally safe and durable, giving your exterior a vibrant and long-lasting color finish.
Almond
Sandstone
Terra Brown
Cocoa
Basic Brown
Bronze
Nicol's Black
Custom Colors
Hardware
To create a style and finish that reflects your unique taste, our hardware is designed to harmonize with our different window styles and decor ideas.
Euro-White
Almond
Cocoa
Grids
GBG grilles consist of aluminum bars sealed in the insulation airspace between the two panes of glass. Because the interior and exterior glass surfaces are not affected, cleaning your windows is a much easier task.
Permanent interior and exterior grids with spacer will provide a truly authentic look. Interior grids are available in Euro-White or wood laminates to match your home's decor. External grids are available in Euro-White or colors to match product exterior.
Flat Grid
Contour Grid
Grid Patterns
Are you looking for a stunning design detail to instantly set your home apart both inside and out? A choice of decorative grilles for your Okna Windows & Doors can highlight the architectural style that speaks to you.
Colonial
Prairie
Diamond
Glass Options
Okna Windows offers textured glass in a variety of distinctive choices that add visual interest to any design while offering variability in light control. With a range of options at your fingertips, you can find a standard glass texture for virtually every application and aesthetic, from traditional to modern.
Obscure Glass
Niagara Glass
Screens
Okna Windows offers factory-installed half screen with heavy-duty handle. Screens are removable from the inside for convenient storage. We also offer ThruVision Screens improving view thru the window protecting interior from insects and allowing perfect ventilation.
ThruVision Plus is our fiber glass improved visibility screen. This product does for windows and doors what high-definition technology has done for television viewing; it improves the view by making it sharper and more vivid.
Industry Average Screen
ThruVision Plus Screen
| Series | OKNA Insul-Tec 500 Series | OKNA Insul-Tec 500 Series |
| Triple Pane | Standard | Standard |
| Double Pane | Optional | Optional |
| Model Name | Super Deluxe | Deluxe |
| Glass Panes | Triple Pane | Double Pane |
| U-Factor | 0.20 | 0.26 |
| Solar Heat Gain (SHGC) | 0.25 | 0.29 |
| Visible Transmittance | 0.42 | 0.53 |
| Condensation Resistance | 73 | 62 |
| Design Pressure | DP50 | DP50 |
| Structural Performance | R50 | R50 |
| Air Infiltration | 0.02 | 0.02 |
| Foam-Filled Frames | Yes | Yes |
| Screen | ThruVision PLUS | ThruVision PLUS |
| Manufacturer's Warranty | Lifetime | Lifetime |
| Our Labor Warranty | Lifetime | Lifetime |
| Glass Breakage | Free | Free |
| ENERGY STAR Most Efficient | Yes* | Yes* |
*with triple pane glass
All results numbers based on tested window sample by NFRC and AAMA testing guidelines.
Used for comparison purposes only. Actual values may vary depending on installation, size of the window and other conditions
